GB781771A - Improvements in or relating to axial-flow compressors and turbines - Google Patents

Improvements in or relating to axial-flow compressors and turbines

Info

Publication number
GB781771A
GB781771A GB23497/54A GB2349754A GB781771A GB 781771 A GB781771 A GB 781771A GB 23497/54 A GB23497/54 A GB 23497/54A GB 2349754 A GB2349754 A GB 2349754A GB 781771 A GB781771 A GB 781771A
Authority
GB
United Kingdom
Prior art keywords
platform members
rotor disc
platform
engage
projections
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB23497/54A
Other languages
English (en)
Inventor
Frederick William Walto Morley
Henry Cook
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to BE540433D priority Critical patent/BE540433A/xx
Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB23497/54A priority patent/GB781771A/en
Priority to US523900A priority patent/US3008689A/en
Priority to FR1134548D priority patent/FR1134548A/fr
Publication of GB781771A publication Critical patent/GB781771A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/42—Applications, arrangements or dispositions of alarm or automatic safety devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB23497/54A 1954-08-12 1954-08-12 Improvements in or relating to axial-flow compressors and turbines Expired GB781771A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE540433D BE540433A (enrdf_load_stackoverflow) 1954-08-12
GB23497/54A GB781771A (en) 1954-08-12 1954-08-12 Improvements in or relating to axial-flow compressors and turbines
US523900A US3008689A (en) 1954-08-12 1955-07-22 Axial-flow compressors and turbines
FR1134548D FR1134548A (fr) 1954-08-12 1955-08-05 Compresseurs et turbines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23497/54A GB781771A (en) 1954-08-12 1954-08-12 Improvements in or relating to axial-flow compressors and turbines

Publications (1)

Publication Number Publication Date
GB781771A true GB781771A (en) 1957-08-28

Family

ID=10196576

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23497/54A Expired GB781771A (en) 1954-08-12 1954-08-12 Improvements in or relating to axial-flow compressors and turbines

Country Status (4)

Country Link
US (1) US3008689A (enrdf_load_stackoverflow)
BE (1) BE540433A (enrdf_load_stackoverflow)
FR (1) FR1134548A (enrdf_load_stackoverflow)
GB (1) GB781771A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051286B (de) * 1958-06-02 1959-02-26 Her Majesty The Queen In The R Sicherung fuer eine in einer Axialnut einer Kreiselmaschine gehaltene Schaufel
US5622476A (en) * 1994-12-14 1997-04-22 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Axial fixing arrangement for rotor blades of a turbomachine
DE19925774A1 (de) * 1999-06-05 2000-12-07 Asea Brown Boveri Axiale Sicherungseinrichtung für Laufschaufeln axial durchströmter Turbomaschinen
US6561764B1 (en) * 1999-03-19 2003-05-13 Siemens Aktiengesellschaft Gas turbine rotor with an internally cooled gas turbine blade and connecting configuration including an insert strip bridging adjacent blade platforms

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3294364A (en) * 1962-01-02 1966-12-27 Gen Electric Rotor assembly
US3333818A (en) * 1965-03-22 1967-08-01 Gen Motors Corp Turbine rotor-jet nozzle assembly
CH494896A (de) * 1968-08-09 1970-08-15 Sulzer Ag Halterung von Laufschaufeln im Rotor einer Turbomaschine
GB1318654A (en) * 1970-12-05 1973-05-31 Secr Defence Bladed rotors
BE794573A (fr) * 1972-02-02 1973-05-16 Gen Electric Dispositif de fixation d'aubes
US3801222A (en) * 1972-02-28 1974-04-02 United Aircraft Corp Platform for compressor or fan blade
US3841794A (en) * 1974-03-06 1974-10-15 United Aircraft Corp Snap-on lock for turbomachinery blades
GB1549422A (en) * 1976-10-19 1979-08-08 Rolls Royce Axial flow gas turbine engine compressor
FR2404134A1 (fr) * 1977-09-23 1979-04-20 Snecma Rotor pour turbomachines
JPS5848728B2 (ja) * 1979-03-30 1983-10-31 川崎重工業株式会社 タ−ビン翼間のシ−ル構造
FR2503247B1 (fr) * 1981-04-07 1985-06-14 Snecma Perfectionnements aux etages de turbine a gaz de turboreacteurs munis de moyens de refroidissement par air du disque de la roue de la turbine
GB2171151B (en) * 1985-02-20 1988-05-18 Rolls Royce Rotors for gas turbine engines
FR2608674B1 (fr) * 1986-12-17 1991-04-19 Snecma Roue de turbine a aubes ceramique
DE3743253A1 (de) * 1987-12-19 1989-06-29 Mtu Muenchen Gmbh Axial durchstroemtes laufschaufelgitter fuer verdichter oder turbinen
US4813850A (en) * 1988-04-06 1989-03-21 Westinghouse Electric Corp. Integral side entry control stage blade group
FR2639402B1 (fr) * 1988-11-23 1990-12-28 Snecma Disque ailete de rotor de turbomachine
US5001830A (en) * 1989-10-23 1991-03-26 Westinghouse Electric Corp. Method for assembling side entry control stage blades in a steam turbine
FR2669686B1 (fr) * 1990-11-28 1994-09-02 Snecma Rotor de soufflante avec aubes sans plates-formes et sabots reconstituant le profil de veine.
GB2251897B (en) * 1991-01-15 1994-11-30 Rolls Royce Plc A rotor
GB9405473D0 (en) * 1994-03-19 1994-05-04 Rolls Royce Plc A gas turbine engine fan blade assembly
WO2000057032A1 (de) * 1999-03-24 2000-09-28 Siemens Aktiengesellschaft Leitschaufel und leitschaufelkranz für eine strömungsmaschine, sowie bauteil zur begrenzung eines strömungskanals
US7284958B2 (en) * 2003-03-22 2007-10-23 Allison Advanced Development Company Separable blade platform
US7604456B2 (en) * 2006-04-11 2009-10-20 Siemens Energy, Inc. Vane shroud through-flow platform cover
US7931442B1 (en) * 2007-05-31 2011-04-26 Florida Turbine Technologies, Inc. Rotor blade assembly with de-coupled composite platform
FR2918409B1 (fr) * 2007-07-05 2011-05-27 Snecma Partie tournante de turbomachine comprenant des secteurs inter-aubes formant plateforme rapportes fixement sur un disque
US8277190B2 (en) * 2009-03-27 2012-10-02 General Electric Company Turbomachine rotor assembly and method
FR2961847B1 (fr) * 2010-06-25 2012-08-17 Snecma Roue mobile a aubes en materiau composite pour moteur a turbine a gaz a liaison pied d'aube/disque par serrage
CH704825A1 (de) * 2011-03-31 2012-10-15 Alstom Technology Ltd Turbomaschinenrotor.
US10167722B2 (en) 2013-09-12 2019-01-01 United Technologies Corporation Disk outer rim seal
US9896946B2 (en) * 2013-10-31 2018-02-20 General Electric Company Gas turbine engine rotor assembly and method of assembling the same
US9920627B2 (en) * 2014-05-22 2018-03-20 United Technologies Corporation Rotor heat shield
CN109209995B (zh) * 2017-06-30 2020-04-28 中国航发商用航空发动机有限责任公司 轴流压气机

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1585713A (en) * 1922-05-31 1926-05-25 Westinghouse Electric & Mfg Co Turbine-blade fastening
FR969413A (fr) * 1948-07-20 1950-12-20 Const Et D Equipements Ments M Perfectionnement dans la construction et la fixation des aubes creuses pour turbinesà gaz
FR989556A (fr) * 1949-06-25 1951-09-11 Cem Comp Electro Mec Perfectionnement aux aubes de turbo-machines
GB687507A (en) * 1949-06-28 1953-02-18 Cem Comp Electro Mec Improvements in turbine and compressor blades
GB671960A (en) * 1949-08-23 1952-05-14 Bristol Aeroplane Co Ltd Improvements in or relating to attachment means for rotor blades
FR998221A (fr) * 1949-10-26 1952-01-16 Soc D Const Et D Equipements M Perfectionnements dans la fixation des aubes de turbo-machines
US2751189A (en) * 1950-09-08 1956-06-19 United Aircraft Corp Blade fastening means
GB699582A (en) * 1950-11-14 1953-11-11 Rolls Royce Improvements in or relating to gas-turbine engines
US2669383A (en) * 1951-02-06 1954-02-16 A V Roe Canada Ltd Rotor blade

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051286B (de) * 1958-06-02 1959-02-26 Her Majesty The Queen In The R Sicherung fuer eine in einer Axialnut einer Kreiselmaschine gehaltene Schaufel
US5622476A (en) * 1994-12-14 1997-04-22 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Axial fixing arrangement for rotor blades of a turbomachine
US6561764B1 (en) * 1999-03-19 2003-05-13 Siemens Aktiengesellschaft Gas turbine rotor with an internally cooled gas turbine blade and connecting configuration including an insert strip bridging adjacent blade platforms
DE19925774A1 (de) * 1999-06-05 2000-12-07 Asea Brown Boveri Axiale Sicherungseinrichtung für Laufschaufeln axial durchströmter Turbomaschinen

Also Published As

Publication number Publication date
US3008689A (en) 1961-11-14
FR1134548A (fr) 1957-04-12
BE540433A (enrdf_load_stackoverflow)

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